The GRACO FAA040480 is a hex lock nut made from zinc-plated steel (grade 2), designed for secure fastening in GRACO fluid automation and spray equipment assemblies. It is intended to provide reliable, vibration-resistant connections in industrial and maintenance applications.

Key Features:

• Hex lock nut
• 1/4-28
• Zinc-plated steel (grade 2)
• Compatible with GRACO fluid automation and spray equipment requiring 1/4-28 threaded fasteners
• Vibration-resistant locking feature
• Corrosion-resistant zinc plating
• Standard hex profile for easy installation with common tools

Applications:
Used in the assembly and maintenance of GRACO fluid automation systems, spray equipment, and related industrial machinery where secure, vibration-resistant fastening is required.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, performance, and safety in critical equipment assemblies.
• Ensure threads are clean and undamaged before installation.
• Tighten the nut securely using a suitable wrench or socket.
• Inspect for proper seating and locking to prevent loosening under vibration.
• Replace with a new lock nut if reusing is not recommended by the manufacturer.